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增加 spring websocket 用例

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This commit is contained in:
luoxiang
2018-12-27 21:33:02 +08:00
parent 71daa7857e
commit a80afab862
29 changed files with 655 additions and 51 deletions
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38
spring/spring-websocket/src/main/webapp/WEB-INF/jsp/chat.jsp Normal file
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@ -0,0 +1,38 @@
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
<title>${sessionScope.get("username")}您好！欢迎进入群聊大厅！</title>
</head>
<body>
<input id="message" type="text">
<button id="btn">发送消息</button>
<div id="show">
</div>
<script>
let btn = document.getElementById("btn");
let message = document.getElementById("message");
let show = document.getElementById("show");
let ws = new WebSocket("ws://localhost:8080/socket");
ws.onmessage = function (evt) {
let node = document.createElement("div");
node.innerHTML = "<h5>" + evt.data + "</h5>";
show.appendChild(node);
};
btn.addEventListener("click", function () {
let data = message.value;
console.log(data);
if (data) {
ws.send(encodeURI(data));
} else {
alert("请输入消息后发送");
}
message.value = "";
});
// 关闭页面时候关闭ws
window.addEventListener("beforeunload", function(event) {
ws.close();
});
</script>
</body>
</html>

18
spring/spring-websocket/src/main/webapp/WEB-INF/web.xml
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@ -21,4 +21,22 @@
<url-pattern>/</url-pattern>
</servlet-mapping>
<!--处理乱码-->
<filter>
<filter-name>characterEncodingFilter</filter-name>
<filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
<init-param>
<param-name>encoding</param-name>
<param-value>UTF-8</param-value>
</init-param>
<init-param>
<param-name>forceEncoding</param-name>
<param-value>true</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>characterEncodingFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
</web-app>

33
spring/spring-websocket/src/main/webapp/index.jsp
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@ -4,34 +4,9 @@
<title>Title</title>
</head>
<body>
<input id="message" type="text">
<button id="btn">发送消息</button>
<div id="show">
</div>
<script>
let btn = document.getElementById("btn");
let message = document.getElementById("message");
let show = document.getElementById("show");
let ws = new WebSocket("ws://localhost:8080/socket");
ws.onopen = function () {
alert("websocket已经连接");
};
ws.onmessage = function (evt) {
let node = document.createElement("div");
node.innerHTML = "<h5>" + evt.data + "</h5>";
show.appendChild(node);
};
btn.addEventListener("click", function () {
let data = message.value;
if (data) {
ws.send(data);
} else {
alert("请输入消息后发送");
}
message.value = "";
});
</script>
<form action="${pageContext.request.contextPath}/login" method="post">
<input name="username" type="text">
<button id="btn">输入临时用户名后登录！</button>
</form>
</body>
</html>